package com.example.springstudyvue.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.OptimisticLockerInnerInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * @Author: linKe
 * @Date: 2021/11/24 16:08
 * @FileName: MybatisPlusConfig
 * @version: 1.0
 * @Description: 分页插件   乐观锁
 */

@Configuration
@MapperScan("com.example.springstudyvue.mapper")
public class MybatisPageConfig {
    /**
     *
     * @return 新的分页插件,一缓和二缓遵循mybatis的规则,需要设置 MybatisConfiguration#useDeprecatedExecutor = false 避免缓存出现问题(该属性会在旧插件移除后一同移除)
     *
     */
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        //构造指定数据库类型
        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.MYSQL));
        //注册乐观锁
        interceptor.addInnerInterceptor(new OptimisticLockerInnerInterceptor());
        return interceptor;
    }
    //逻辑删除 高版本无需配置


}
